(19)

(11)

EP 3 646 566 A1

(12)

(43) Date of publication: 06.05.2020 Bulletin 2020/19 (21) Application number: 17742888.5 (22) Date of filing: 30.06.2017

(51) International Patent Classification (IPC):  H04L 29/08(2006.01) (86) International application number: PCT/US2017/040189 (87) International publication number: WO 2019/005092 (03.01.2019 Gazette 2019/01)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (71) Applicant: Intel IP Corporation Santa Clara, CA 95054 (US)	(72) Inventor: ZHU, Jing Portland, Oregon 97229 (US) (74) Representative: Lang, Johannes  Bardehle Pagenberg Partnerschaft mbB Patentanwälte, Rechtsanwälte Prinzregentenplatz 7 81675 München 81675 München (DE)